Symptom Table
Symptom
Low tire pressure warning lamp does not turn onCheck cooling fan relay
Description
The electrical load signal (Headlamp switch signal, rear window defogger
switch signal, etc.) is transferred via
the CAN communication line from BCM to ECM via the IPDM E/R.
Component Function Check
1.CHECK REAR WINDOW DEFOGGER SWITCH FUNCTION
Turn ignition switch ON.
Connec ...
IPDM-E branch line circuit
Diagnosis Procedure
1.CHECK CONNECTOR
Turn the ignition switch OFF.
Disconnect the battery cable from the negative terminal.
Check the terminals and connectors of the IPDM E/R for damage,
bend and loose connection (unit side
and connector side).
2.CHECK HARNESS FOR OPEN CIRCUIT
...
Driver Attention Alert (if so equipped)
WARNING
Failure to follow the warnings and instructions
for proper use of the Driver Attention
Alert system could result in serious injury
or death.
The Driver Attention Alert system is only
a warning to inform the driver of a potential
lack of driver attention or
drowsiness. It will not ste ...